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Unformatted text preview: VECTOR COSINES
x y αy 2 minα x − α y = ( x − α y )′( x − α y ) = x′x − 2α x′y + α 2 y′y
∂ x −α y
∂α 2 = −2 x′y + 2α y′y x′y x′y
y x y θ cos(θ ) = αy
x = αy αy
x = x′y y
y 2 x = x′y
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This note was uploaded on 09/14/2011 for the course ESE 502 taught by Professor Ese502 during the Fall '08 term at UPenn.
- Fall '08